RubyKaigi is the de-facto authoritative, almost annual Ruby conference in Japan(Since 2006). Visit RubyKaigi.org We apologize RubyKaigi 2013 has come and gone. We would like to thank all the speakers, attendees, sponsors and visitors who supported this year’s event. RubyKaigi would not be possible without your help and your support. To our great pleasure, many who attended this year’s RubyKaigi h